Pith Number

pith:TSQ2XJUP

pith:2017:TSQ2XJUP77MWPHALS43LLGY5EO

not attested not anchored not stored refs pending

MOND as a regime of quantum gravity

Lee Smolin

arxiv:1704.00780 v2 · 2017-04-03 · gr-qc · astro-ph.GA · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TSQ2XJUP77MWPHALS43LLGY5EO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:31:41.374882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ca1aba68fffd9679c0b9736b59b1d23add4f3747de4536db61160b80393829a

Aliases

arxiv: 1704.00780 · arxiv_version: 1704.00780v2 · doi: 10.48550/arxiv.1704.00780 · pith_short_12: TSQ2XJUP77MW · pith_short_16: TSQ2XJUP77MWPHAL · pith_short_8: TSQ2XJUP

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/TSQ2XJUP77MWPHALS43LLGY5EO \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 9ca1aba68fffd9679c0b9736b59b1d23add4f3747de4536db61160b80393829a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ce0833e907355ea6bb01badf2066b0387d53828b7d952c4dd7566c96e11fd4b",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-04-03T19:32:06Z",
    "title_canon_sha256": "64edcdcb6ea34844ec5254ff908c08c23823c552245a81696e44e8761b4b0a88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00780",
    "kind": "arxiv",
    "version": 2
  }
}